[Gh0stRAT]

They could be pointing it mostly at the table (<45° angle) and you'd still be in frame without realizing.

[ImPostingOnHN]

I don't see how I could fail to notice that my fellow diner was rudely and discomfortingly holding or using their phone for the entire meal, or that they carefully balanced one end of their phone on top of stuff on the table at a 45 degree angle pointing towards me for no apparent reason